Patents by Inventor Andre J. T. Douglas

Andre J. T. Douglas has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5809678
    Abstract: An artistic display device includes a shell having a substantially flat front wall through which an optical image is to be transmitted. A body of liquid-absorbing material essentially in the shape of a flat layer disposed parallel to the front wall and having a perimetrical portion that is disposed adjacent the front wall. A flat light control member disposed between the body of liquid-absorbing material and the front wall of the shell. The shell further having a rear wall disposed substantially parallel to the front wall. The walls are secured together by impervious seal. The rear wall also having a perimetrical portion positioned in supporting relationship to the perimetrical portion of the body of liquid-absorbing material. The rear wall being also rearwardly recessed inside its perimetrical portion to form at least one compartment containing a set of frangible vials having separate chemiluminescent liquids therein.
    Type: Grant
    Filed: August 30, 1996
    Date of Patent: September 22, 1998
    Inventor: Andre J. T. Douglas
  • Patent number: 5557869
    Abstract: An artistic display device includes a shell having a substantially flat front wall through which an optical image is to be transmitted and a rear wall disposed substantially parallel to the front wall. A body of liquid-absorbing material essentially in the shape of a flat layer. The front and rear walls of the shell have perimetrical portions that are positioned close together in a parallel relationship with the flat body of liquid-absorbing material having a perimetrical portion that is disposed between and supported by the perimetrical portions of the walls. The rear wall being also rearwardly recessed to form a compartment.
    Type: Grant
    Filed: February 2, 1995
    Date of Patent: September 24, 1996
    Inventor: Andre J. T. Douglas